Name: CVE-2018-4166: Concurrent Execution using Shared Resource with Improper Synchronization
Creator: Rapid7
Published: 2018-04-03T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2018-4166, CWE-362, CVSS 7, EPSS 0.01109

An issue was discovered in certain Apple products. iOS before 11.3 is affected. macOS before 10.13.4 is affected. tvOS before 11.3 is affected. watchOS before 4.3 is affected. The issue involves the "NSURLSession" component. A race condition allows attackers to execute arbitrary code in a privileged context via a crafted app.

CVSS Details

CVSS 3.1 Base Score: 7
CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Apple Osx Cfnetworksession	—	Apply OS X security update 2018-002 SierraApply OS X security update 2018-002 El Capitan	Apr 2, 2018	Apr 2, 2018
Apple Osx Nsurlsession	—	Upgrade macOS to the latest version	Apr 2, 2018	Apr 2, 2018

Prioritise with Active Threat Intelligence

With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.

Explore Intelligence Hub

MDR Buyer's Guide

Global Threat Landscape Report

Grow your business

CVSS Details

Covered by Rapid7

Prioritise with Active Threat Intelligence